APCSP 2.2.2 vocab

binary

A base 2 numeral system that represents all numbers using only the two digits 0 and 1.

bit

Short for binary digit, bits can only store one of two values, a 1 or a 0.

byte

Eight bits, able to represent 256 distinct values (abbreviated 'b').

overflow error

An error that occurs when a computer attempts to handle a number that is outside of the defined range of values.

ASCII

A standard that computers use to represent letters, numbers, and symbols (abbreviated from American Standard Code for Information Interchange).

abstraction

A concept in computer science allowing users to focus on important details by hiding other details of a system or process.

pixels

A single dot in an image, often composed of three dots (red, blue, and green) for color monitors.

transistor

Electronic devices that use tiny electronic components to store data and can hold electric signals in one of two states: ON or OFF.

internet

A global computer network providing varied information and communication facilities using standardized protocols.

resolution

The measurement of how many pixels are on a screen.

Unicode/UTF-8

A multi-byte character encoding that includes most of the world's languages, scripts, symbols, and emoji characters.

bitmap

Uses one bit for each pixel, with 1 for black and 0 for white, greatly reducing file size.

What are five things that you can store digitally using binary?

Video, images, numbers, audio, text (VINAF).